sort by Rank | Alpha
| Possible Meanings | Rank |
| Project and Is Committed | **** |
| Problem Intervention Comparison Outcome | *** |
| Pakistan Institute of Community Ophthalmology | *** |
| Pacific Institute for Community Organizing | *** |
| Psychology of Interpersonal Communication | *** |
| Panel for Integrated Coastal Observations | *** |
| Public Information and Community Outreach | *** |
| Probabilistic Index of Connectivity | *** |
| Population Intervention Comparison and Outcome | ** |
| Point Information Conseil Orientation | ** |
| Patient Intervention Comparison and Outcome | ** |
| Parallel Integer and Combinatorial Optimization | ** |
| Polarimetric Imager for Comets | ** |
| Policy Information Clearinghouse On | ** |
| Pakistan Information and Cultural Organization | ** |
| Pre Installation Check Out | ** |
| Printing Industry of Central Ohio | ** |
| Public Information Communications Officer | ** |
| Pacific Islands Contact Office | * |
| Policy Information Clearinghouse Online | * |
| Project for Immigrant and Citizenship Orientation | * |